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Software design innovation: to catch a ball. Joseph martin. It takes a team. Building a robot requires skills across many disciplines 6 weeks isn’t very much time Creating a robot requires lots of experience; more experienced members must share their experience with newer members.
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Software design innovation:to catch a ball Joseph martin
It takes a team • Building a robot requires skills across many disciplines • 6 weeks isn’t very much time • Creating a robot requires lots of experience; more experienced members must share their experience with newer members
The vision co-processors 2x BeagleBone Black, each with a 1GHz ARM Cortex A8 CPU USB ports for USB cameras Ethernet ports for communication with cRIO Custom case to easily mount both BeagleBones Convenient 5v Power Connections
Locating the ballWith Dual Histogram Backprojection a b Original image, straight from the camera. For the purpose of finding the ball, it is converted to the HSV colorspace. Histogram backprojection, based on a histogram of the ball. Bright where colors closely match those of the ball from calibration images. d c Binary image that is a combination of figures b and c. Highlighted in green is the contour that is determined to most likely be the ball. Histogram backprojection, based on a histogram of the background. Bright where colors closely match those in the background in calibration images.
Catching the Ballusing chapman’s Observation Fig 1 Adapted from Chapman’s 1968 paper, Catching a Baseball Fig 2 B A